21 мар. 2020 г. · A hammer when used to drive in nails is a third class lever P-E-L (pivot is your shoulder - effort is applied where you grip it - load is on ... Is a hammer a third class lever? What class lever is a tong? What is a first-class lever? What are some examples? Which type of lever is a spanner? Другие результаты с сайта www.quora.com |
6 авг. 2021 г. · Answer: A claw hammer used to pull nails is a first class lever that places the load near the fulcrum to make it easier to move. |
Class I – Fulcrum is located between the effort and the resistance: The effort is applied on one side of the fulcrum and the resistance (or load) on the other ... |
5 мая 2022 г. · A hammer acts as a third-class lever when it is used to drive in a nail: the fulcrum is the wrist, the effort is applied through the hand ... |
A lever is a simple machine consisting of a bar that rotates around a fixed point. The fixed point of a lever is called the fulcrum. |
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